onsemi

MJE180G

MJE180G Description

The MJE180G from onsemi is a high-performance NPN bipolar junction transistor (BJT) designed for medium-power switching and amplification applications. With a collector-emitter voltage (Vce) rating of 40V and a maximum collector current (Ic) of 3A, it offers robust performance in demanding circuits. The transistor features a transition frequency (ft) of 50MHz, making it suitable for high-speed switching and RF applications. Its low collector cutoff current (ICBO) of 100nA ensures minimal leakage, while the DC current gain (hFE) of 50 @ 100mA, 1V provides stable amplification. Packaged in a TO-126 through-hole format, the MJE180G is ideal for prototyping and industrial applications requiring reliable power handling.

MJE180G Features

• High Current Handling: Supports up to 3A continuous collector current, making it suitable for power stages.
• Low Saturation Voltage: 1.7V @ 600mA, 3A ensures efficient switching with minimal power loss.
• Fast Switching: 50MHz transition frequency enables high-speed operation in RF and pulse circuits.
• Robust Construction: TO-126 package provides excellent thermal dissipation and mechanical durability.
• Compliance: ROHS3 and REACH compliant, meeting environmental and safety standards.
• Wide Operating Range: Suitable for industrial, automotive, and consumer electronics due to its -65°C to +150°C junction temperature tolerance.

MJE180G Applications

The MJE180G excels in:

• Power Amplifiers: Ideal for audio and RF amplification due to its high gain and current capability.
• Switching Regulators: Efficiently handles DC-DC converter and motor driver circuits.
• Relay/Driver Circuits: Low Vce(sat) minimizes heat dissipation in inductive load switching.
• Automotive Electronics: Used in ignition systems and power management modules due to ruggedness.
• Industrial Control Systems: Reliable performance in PLC interfaces and solenoid drivers.

Conclusion of MJE180G

The MJE180G stands out as a versatile NPN transistor for medium-power applications, combining high current capacity, fast switching, and low saturation losses. Its TO-126 package ensures durability, while compliance with ROHS3 and REACH makes it environmentally friendly. Whether in amplification, switching, or automotive systems, the MJE180G delivers consistent performance, making it a preferred choice for engineers seeking reliability and efficiency.